diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index 5406720..eee1c4d 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -1,4 +1,4 @@
-name: Rust 1.57
+name: Rust 1.60
 
 on:
   push:
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: dtolnay/rust-toolchain@1.57
+    - uses: dtolnay/rust-toolchain@1.60
     - name: Run tests (no default features)
       run: cargo test --no-default-features
     - name: Run tests (default features)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ae91fc8..fa1f936 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,7 +10,7 @@
   can be used with serde's `deserialize_with` attribute.
 * The `int!` and `uint!` macros now support arbitrary const expressions, not just literals
 * `Int::new` and `UInt::new` are now const
-* The minimum supported rust version is raised to 1.57.
+* The minimum supported rust version is raised to 1.60.
 
 # 0.2.2
 
diff --git a/Cargo.lock b/Cargo.lock
index 464408b..184bfbd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,10 +1,12 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "js_int"
 version = "0.2.2"
 dependencies = [
- "serde",
+ "serde_core",
 ]
 
 [[package]]
@@ -26,19 +28,19 @@ dependencies = [
 ]
 
 [[package]]
-name = "serde"
-version = "1.0.210"
+name = "serde_core"
+version = "1.0.225"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
+checksum = "659356f9a0cb1e529b24c01e43ad2bdf520ec4ceaf83047b83ddcc2251f96383"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.210"
+version = "1.0.225"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
+checksum = "0ea936adf78b1f766949a4977b91d2f5595825bd6ec079aa9543ad2685fc4516"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -47,9 +49,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.56"
+version = "2.0.106"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e2415488199887523e74fd9a5f7be804dfd42d868ae0eca382e3917094d210e"
+checksum = "ede7c438028d4436d71104916910f5bb611972c5cfd7f89b8300a8186e6fada6"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 3474301..288f72e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,10 +8,10 @@ readme = "README.md"
 repository = "https://github.com/ruma/js_int"
 keywords = ["integer", "no_std"]
 categories = ["no-std"]
-rust-version = "1.57.0"
+rust-version = "1.60.0"
 
-[dependencies.serde]
-version = "1.0"
+[dependencies.serde_core]
+version = "1.0.220"
 optional = true
 default-features = false
 
@@ -19,3 +19,4 @@ default-features = false
 default = ["std"]
 "rust_1.81" = []
 std = []
+serde = ["dep:serde_core"]
diff --git a/src/int.rs b/src/int.rs
index 133f571..5548c90 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -10,7 +10,7 @@ use crate::{
     UInt, MAX_SAFE_UINT,
 };
 #[cfg(feature = "serde")]
-use serde::{
+use serde_core::{
     de::{Error as _, Unexpected},
     Deserialize, Deserializer, Serialize, Serializer,
 };
diff --git a/src/uint.rs b/src/uint.rs
index 44582ec..e0c31f8 100644
--- a/src/uint.rs
+++ b/src/uint.rs
@@ -10,7 +10,7 @@ use crate::{
     MAX_SAFE_INT,
 };
 #[cfg(feature = "serde")]
-use serde::{
+use serde_core::{
     de::{Error as _, Unexpected},
     Deserialize, Deserializer, Serialize, Serializer,
 };
diff --git a/tests/int.rs b/tests/int.rs
index 6ac2935..68af3ca 100644
--- a/tests/int.rs
+++ b/tests/int.rs
@@ -3,7 +3,7 @@
 use crate::test_serializer::{Number, TestSerializer};
 use core::convert::TryFrom;
 use js_int::{int, Int};
-use serde::{de::IntoDeserializer, Deserialize, Serialize};
+use serde_core::{de::IntoDeserializer, Deserialize, Serialize};
 
 mod test_serializer;
 
@@ -66,13 +66,13 @@ fn deserialize_integral_float() {
 
     fn deserialize_via_float<'de, Value: IntoDeserializer<'de>>(
         value: Value,
-    ) -> Result<Int, serde::de::value::Error> {
+    ) -> Result<Int, serde_core::de::value::Error> {
         Int::deserialize_via_float(value.into_deserializer())
     }
 }
 
 fn deserialize_from<'de, Value: IntoDeserializer<'de>>(
     value: Value,
-) -> Result<Int, serde::de::value::Error> {
+) -> Result<Int, serde_core::de::value::Error> {
     Int::deserialize(value.into_deserializer())
 }
diff --git a/tests/test_serializer.rs b/tests/test_serializer.rs
index fa9b144..4c5db91 100644
--- a/tests/test_serializer.rs
+++ b/tests/test_serializer.rs
@@ -1,5 +1,5 @@
 #![cfg(feature = "serde")]
-use serde::{
+use serde_core::{
     ser::{
         SerializeMap, SerializeSeq, SerializeStruct, SerializeStructVariant, SerializeTuple,
         SerializeTupleStruct, SerializeTupleVariant,
@@ -33,7 +33,7 @@ impl From<&'static str> for Error {
     }
 }
 
-impl serde::ser::Error for Error {
+impl serde_core::ser::Error for Error {
     fn custom<T>(message: T) -> Self
     where
         T: Display,
diff --git a/tests/uint.rs b/tests/uint.rs
index 467e8a7..425a9ba 100644
--- a/tests/uint.rs
+++ b/tests/uint.rs
@@ -3,7 +3,7 @@
 use crate::test_serializer::{Number, TestSerializer};
 use core::convert::TryFrom;
 use js_int::{uint, UInt};
-use serde::{de::IntoDeserializer, Deserialize, Serialize};
+use serde_core::{de::IntoDeserializer, Deserialize, Serialize};
 
 mod test_serializer;
 
@@ -58,13 +58,13 @@ fn deserialize_integral_float() {
 
     fn deserialize_via_float<'de, Value: IntoDeserializer<'de>>(
         value: Value,
-    ) -> Result<UInt, serde::de::value::Error> {
+    ) -> Result<UInt, serde_core::de::value::Error> {
         UInt::deserialize_via_float(value.into_deserializer())
     }
 }
 
 fn deserialize_from<'de, Value: IntoDeserializer<'de>>(
     value: Value,
-) -> Result<UInt, serde::de::value::Error> {
+) -> Result<UInt, serde_core::de::value::Error> {
     UInt::deserialize(value.into_deserializer())
 }